An extensive study on the impact of existing and planned dams in the Upper Niger. Impacts such as irrigation, hydropower generation but also loss of agricultural and grazing lands, changing fish stocks and biodiversity loss are quatified and compared. Multidisciplinary in nature, this study draws on the fields of hydrology, ecology and environmental economics.

The aim of this study is to develop a decision-support system for effective river management in the Upper Niger, in which ecological and socio-economic impacts and benefits of dams and irrigation systems can be analysed in relation to different water management scenarios.